What is Form Paragraph 8.21.04 and when is it used in restriction requirements?

Form Paragraph 8.21.04 is a standard text used by patent examiners to notify applicants about the possibility of rejoinder in restriction requirements between process and apparatus claims. According to MPEP § 806.05(e): “All restriction requirements between a process and an apparatus (or product) for practicing the process should be followed by form paragraph 8.21.04 to…

Read More